1806011558944 has 24 divisors (see below), whose sum is σ = 3555731208960. Its totient is φ = 902968712256.

The previous prime is 1806011558941. The next prime is 1806011558951. The reversal of 1806011558944 is 4498551106081.

It is a junction number, because it is equal to n+sod(n) for n = 1806011558891 and 1806011558900.

It is not an unprimeable number, because it can be changed into a prime (1806011558941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 358104 + ... + 1933975.

It is an arithmetic number, because the mean of its divisors is an integer number (148155467040).

Almost surely, 2^{1806011558944} is an apocalyptic number.

It is an amenable number.

1806011558944 is a deficient number, since it is larger than the sum of its proper divisors (1749719650016).

1806011558944 is a wasteful number, since it uses less digits than its factorization.

1806011558944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2316712 (or 2316704 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 52.

The spelling of 1806011558944 in words is "one trillion, eight hundred six billion, eleven million, five hundred fifty-eight thousand, nine hundred forty-four".